In late August the Clayton arson fire added yet another chapter to the long-running saga of devastating California blazes. The conflagration destroyed at least 299 structures, including 189 single-family homes, 40 businesses and a range of other structures such as sheds and smaller outbuildings. More than 4,000 people were evacuated in the course of the fire, which raged for several days. It’s no surprise to GIS pros that GIS plays a huge role in the response and aftermath of these devastating fires. FireWhat of Bend, Ore. was called in by CalFire to help in the aftermath and asses the damage . Read on about the role that GIS and geotech helped crunch the data.